Sudoku For Adults & Seniors : 500 Hard Puzzles : 
Subtitle: Keep Your Brain Young
Publisher: Independently published; Independently Published
Published: Nov 28, 2019
Format: paperback
Number of pages: 130
ISBN-13: 9781712760697
Notes: Source title: Sudoku For Adults & Seniors: 500 Hard Puzzles :: Keep Your Brain Young (Logic Puzzles Series)